Kata bahasa Indonesia
English word
TANDA HUBUNG
WORDNET DICTIONARY
CIDE DICTIONARY
OXFORD DICTIONARY
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WORDNET DICTIONARY
Noun has 1 sense
- selenium(n = noun.substance) atomic number 34, se - a toxic nonmetallic element related to sulfur and tellurium; occurs in several allotropic forms; a stable grey metallike allotrope conducts electricity better in the light than in the dark and is used in photocells; occurs in sulfide ores (as pyrite);
CIDE DICTIONARY
, n. Array
A nonmetallic element of the sulphur group of atomic number 34, analogous to sulphur in its compounds. It is found in small quantities with sulphur and some sulphur ores, and obtained in the free state as a dark reddish powder or crystalline mass, or as a dark metallic-looking substance. It exhibits under the action of light a remarkable variation in electric conductivity, and is used in certain electric apparatus. Symbol Se. Atomic weight 78.96. [1913 Webster]
OXFORD DICTIONARY
, n. Chem. a non-metallic element occurring naturally in various metallic sulphide ores and characterized by the variation of its electrical resistivity with intensity of illumination.
Idiom
selenium cell a piece of this used as a photoelectric device.
Usage
Symb.: Se.
Derivative
selenate n. selenic adj. selenious adj.
Etymology
mod.L f. Gk selene moon + -IUM